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[[Category:Project]]
 
= Product versions and history =
 
= Product versions and history =
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== Typology ==
 
== Typology ==
 
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Not all versions are equal. In order to have a better understanding of the kind of versions that might occur, one can differentiate several type of versions:
In order to have a better understanding of the kind of versions that might occur, one can differentiate several type of versions:
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* Views - product versions that are essentially the same, but have different packages. Each package is intended for a different locale (country and/or language). Sometimes, this can be just a sticker that has been added. Lidl-products are a good example of this;
 
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* Marketing - The product (ingredients/nutritional values/etc) did not change. However the packaging evolved. Examples are Coca Cola, Perrier, etc;
=== Language versions ===
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* Evolutions - In this case the product has been changed and thus the package as well;
This implies to products that are essentially the same, but have different packages. Each package is intended for a different locale (country and/or language). Sometimes, this can be just a sticker that has been added. Lidl-products are a good example of this.
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* Instances - the product as bought by a consumer with its own expiry date, purchase place and possibly producer-code;
 
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* Re-usage - In this case only the barcode is the same. The product and package has been changed; Thus is barcode is only repurposed;
=== Package evolution ===
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The product (ingredients/nutritional values/etc) did not change. However the packaging evolved. Examples are Coca Cola, Perrier, etc.
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=== Product evolution ===
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In this case the product has been changed and thus the package as well.
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=== Barcode re-use ===
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In this case only the barcode is the same. The product and package has been changed; Thus is barcode is only repurposed.
      
== Solution ==
 
== Solution ==

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